#!/usr/bin/env bash
#!/bin/bash
#
#
# This is not generated by autoconf or similar, just handcoded, since we don't
# need this much complexity

# Our configuration for the makefiles !!
PREFIX=$HOME
SYSCONF=$HOME/etc/
LIBNAME=libiweargps
DISTNAME=iweargps
DISTDIR=iweargps
VERSION=0.0.2

# include the check function library
. ./functions

SRCDIRS="src"
LIBS=-lpthread
LIBLIBS="-lpthread"
INCLUDES="-I \$(TOPDIR)/include/"

EXTRACLEANFILES="test doxygen.log libiw*"
STERILFILES="*.tag lib/*.a lib/*.so* include/config.h makefile.conf"
STERILDIRS=doc

# Files to be linked together to the library
LIBFILES_src="gpslocator.o
optionguard.o
gps.o"

# internal configuration and needed versions
CONFLOG=config.log

CONFIG_H=./include/config.h

MIN_MAKE="3.78"
MIN_GCC="3.3.0"
MIN_GPP="3.3.0"

#
# End of configurable stuff
#

echo "Starting automagix config script" > $CONFLOG

check_sed

if [ $BAIL == "yes" ]
then
    exit 1
fi

# "stolen" from autoconf {{{
ac_prev=
ac_option=--`echo $ac_prev | sed 's/_/-/g'`
ac_optarg=`expr "x$ac_option" : 'x[^=]*=\(.*\)'`

for ac_option
do
# If the previous option needs an argument, assign it.
    if test -n "$ac_prev"; then
	eval "$ac_prev=\$ac_option"
	ac_prev=
	continue
    fi

    ac_optarg=`expr "x$ac_option" : 'x[^=]*=\(.*\)'`


    case $ac_option in
	-no-pkg-config | --no-pkg-config | --no-pkg-config | --no-pkg-confi | --no-pkg-conf | --no-pkg-con | --no-pkg-co | --no-pkg-c | --no-pkg- | --no-pkg | --no-pk | --no-p)
       	    NO_PKG_CONFIG=yes ;;		
	-sysconfdir |  --sysconfdir |	--sysconfdi |	--sysconfd |	--sysconf |	--syscon |	--sysco |	--sysc |	--sys |	--sy |	--s)
	    ac_prev=SYSCONF ;;

	-sysconfdir=* |  --sysconfdir=* |	--sysconfdi=* |	--sysconfd=* |	--sysconf=* |	--syscon=* |	--sysco=* |	--sysc=* |	--sys=* |	--sy=* |	--s=*)
	    SYSCONF=$ac_optarg ;;

	-prefix | --prefix | --prefi | --pref | --pre | --pr | --p)
	    ac_prev=PREFIX ;;
	-prefix=* | --prefix=* | --prefi=* | --pref=* | --pre=* | --pr=* | --p=*)
	    PREFIX=$ac_optarg ;;
	-force-gpp | --force-gpp | --force-gp)
	    FORCEGPP=yes ;;	
	-force-gcc | --force-gcc | --force-gc)
	    FORCEGCC=yes ;;
	-help | --help | --hel | --he | -h)
	    HELP=yes ;;

	*=*)
	    ac_envvar=`expr "x$ac_option" : 'x\([^=]*\)='`
	    # Reject names that are not valid shell variable names.
	    expr "x$ac_envvar" : ".*[^_$as_cr_alnum]" >/dev/null &&
	    { echo "$as_me: error: invalid variable name: $ac_envvar" >&2
	    { (exit 1); exit 1; }; }
	    ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`
	    eval "$ac_envvar='$ac_optarg'"
	    export $ac_envvar ;;
    esac
done
# }}}

eval PREFIX='$PREFIX'
eval SYSCONF='$SYSCONF'
set_dirs

if [ ! -z "$HELP" ]
then
#	echo "help"
#	echo -e "Unrecognized argument \"$1\"\n"
	echo -e "Valid options are :"
	echo -e ""
	echo -e "Fine Tuning of library and include directories:"
	echo -e ""
	echo -e "Other Options:"
	echo -e "\t--no-pkg-config\tSkippes any search for pkg-config"
	echo -e "\t--prefix=<path>\tPath prefix to install the program into. default is $PREFIX"
	echo -e "\t--help\t\tDisplays this help screen"
	echo -e ""
	echo -e "Some influential environment variables:"
	echo -e "  CC          C compiler command"
	echo -e "  CFLAGS      C compiler flags"
#	echo -e "  LDFLAGS     linker flags, e.g. -L<lib dir> if you have libraries in a"
#	echo -e "              nonstandard directory <lib dir>"
	echo -e "  CPPFLAGS    C/C++ preprocessor flags, e.g. -I<include dir> if you have"
	echo -e "              headers in a nonstandard directory <include dir>"
	echo -e "  CPP         C preprocessor"
	echo -e ""
	echo -e "Use these variables to override the choices made by \`configure' or to help"
	echo -e "it to find libraries and programs with nonstandard names/locations."

	exit 0
fi


##############################################################################
# GCC Version
##############################################################################

check_gcc $MIN_GCC

if [ $BAIL == "yes" ]
then
    echo "Your GCC is too old and does not support proper ISO C"
    exit 1
fi

##############################################################################
# GCC Version
##############################################################################

check_gpp $MIN_GPP
if [ $BAIL == "yes" ]
then
    echo "Your GCC is too old and does not support proper ISO C++"
    exit 1
fi

##############################################################################
# gmake Version
##############################################################################

check_gmake $MIN_MAKE
if [ $BAIL == "yes" ]
then
    exit 1
fi

check_dlopen
if [ $BAIL == "yes" ]
then
    exit 1
fi

check_strnlen
check_strcasestr
check_vasprintf
check_strerror_r
check_echo

##############################################################################
# pkg-config Version
##############################################################################

check_pkg_config

#check_pgsql 7.3.2
if [ $BAIL == "yes" ]
then
    exit 1
fi

#check_libpq
if [ $BAIL == "yes" ]
then
    exit 1
fi

#check_libpqxx 2.1.3
if [ $BAIL == "yes" ]
then
    exit 1
fi

check_doxygen

gen_makefile makefile.conf

gen_config $CONFIG_H

echo -e "\nConfiguration :\n"
echo -e "PREFIX\t\t$PREFIX"
echo -e "SYSCONF\t\t$SYSCONF"

echo -e "\nWe are ready to compile. Type \"gmake lnk\"  and then \"gmake\" or \"gmake install\" to create and then install the software"